#4033AE#4033AE

#4033AE is a dark, vivid blue. Relative luminance 0.065; OKLCH L 42.0% C 0.186 H 279.5°. Best body text is #FFFFFF at 9.12:1 contrast (WCAG AA passes).

Color values

HEX	#4033AE
RGB	rgb(64, 51, 174)
HSL	hsl(246, 55%, 44%)
HSV	hsv(246, 71%, 68%)
CMYK	cmyk(63.2%, 70.7%, 0%, 31.8%)
CIE-LAB	lab(30.67, 42.02, -63.62)
CIE-LCH	lch(30.67, 76.25, 303.44°)
OKLab	oklab(42.04% 0.0307 -0.1835)
OKLCH	oklch(42.04% 0.186 279.5)
XYZ	xyz(10.9357, 6.5128, 40.7170)
Luminance	0.0651 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4033AE #A1AE33

analogous

#3364AE #4033AE #7E33AE

triadic

#4033AE #AE4033 #33AE40

tetradic

#4033AE #AE3364 #A1AE33 #33AE7E

square

#4033AE #AE3364 #A1AE33 #33AE7E

split-complementary

#4033AE #AE7E33 #64AE33

monochromatic

#1D174F #2F257F #4033AE #5F52CC #8B81DA

Accessibility & contrast

On white

9.12

#4033AE on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.30

#4033AE on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4033AE

9.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4033AE	#FFFFFF	#000000	##FFFFFF
##4033AE	1.00	9.12	2.30	9.12
#FFFFFF	9.12	1.00	21.00	1.00
#000000	2.30	21.00	1.00	21.00
##FFFFFF	9.12	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004DB2

Deuteranopia (green-blind)

#0043AC

Tritanopia (blue-blind)

#00546D

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #4033ae;
/* rgb */ color: rgb(64, 51, 174);
/* oklch */ color: oklch(42.0% 0.186 279.5);

Tailwind

colors: {
  custom: {
    50: '#826cc7',
    500: '#4033ae',
    950: '#000000',
  },
}

SCSS

$custom: #4033ae;
$custom-light: #826cc7;
$custom-dark: #000000;

JSON

{
  "hex": "#4033ae",
  "rgb": {
    "r": 64,
    "g": 51,
    "b": 174
  },
  "hsl": {
    "h": 246.341,
    "s": 54.667,
    "l": 44.118
  },
  "oklch": {
    "l": 0.42035,
    "c": 0.18607,
    "h": 279.5
  },
  "luminance": 0.06514
}

Semantic roles & 50–950 ramp

primary

#4033AE

secondary

#BCC379

accent

#DE4ACE

background

#F8F6FC

surface

#F0EBF8

border

#CBC6D1

text

#0C0713

muted

#7D7A82

Preview Lab

Preview with #4033AE

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →